4 Numbers game is the best algebraic brain training game for kids and adults alike. Train your brain to be faster stronger and smarter with the 4 Numbers! game by 4nums.com. The game will give you 4 randomly drawn numbers and your goal is to use all 4 numbers and + - × and / to make 24. 4 Numbers game is really one of the most accessible math games out there, especially so before the PC era. Randomly draw 4 cards from a deck of regular poker cards, the first player that uses all values on the cards (A = 1, J = 11, Q = 12 and K = 13) and elementary arithmetic operations (+ - × and /) to come up with 24 wins.